The Service Integration Bus can be used as a backbone for enterprise messaging, a key component to Service-Oriented Architecture. This article shows how IBM® WebSphere® Application Server V6 makes it easy to build message buses and deploy applications, and how IBM Rational® Application Developer enables developers to create and test JMS applications that communicate using the message bus.
http://www.ibm.com/developerworks/websphere/library/techarticles/0504_barcia/0504_barcia.html
Thys Michels Blog 
Very good work and excellent theme! Cheers.